#include <iostream>
#include <boost//tuple/tuple.hpp>
#include <boost/tuple/tuple_comparison.hpp>
#include <boost/tuple/tuple_io.hpp>
using namespace boost;

int main ( )
{
	tuple<int, char, float> t(2, 'a', 0.9);
	std::cout << t << std::endl;
	return 0;
}

